diff --git a/function.py b/function.py
index 7527630..6f89dc5 100644
--- a/function.py
+++ b/function.py
@@ -37,6 +37,7 @@ def train_logreg(X, y, learning_rate=0.01, iterations=1000):
     return weights
 
 
+
 def predict_logreg(inX, weights):
     """
     对率回归预测函数。